Re: Hot standby and b-tree killed items

Heikki Linnakangas wrote:
> Gregory Stark wrote:
>> A vacuum being replayed -- even in a different database -- could trigger the
>> error. Or with the btree split issue, a data load -- again even in a different
>> database -- would be quite likely cause your SELECT to be killed.
>
> Hmm, I wonder if we should/could track the "latestRemovedXid" separately  
> for each database. There's no reason why we need to kill a read-only  
> query in database X when a table in database Y is vacuumed.

What about shared catalogs?

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.